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<a href="passthrough__ll_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">  FUSE: Filesystem in Userspace</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">  Copyright (C) 2001-2007  Miklos Szeredi &lt;miklos@szeredi.hu&gt;</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">  This program can be distributed under the terms of the GNU GPL.</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">  See the file COPYING.</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#define _GNU_SOURCE</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#define FUSE_USE_VERSION 31</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#include &quot;config.h&quot;</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="fuse__lowlevel_8h.html">fuse_lowlevel.h</a>&gt;</span></div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="preprocessor">#include &lt;unistd.h&gt;</span></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="preprocessor">#include &lt;stdlib.h&gt;</span></div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="preprocessor">#include &lt;stdio.h&gt;</span></div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="preprocessor">#include &lt;stddef.h&gt;</span></div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#include &lt;stdbool.h&gt;</span></div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor">#include &lt;string.h&gt;</span></div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#include &lt;limits.h&gt;</span></div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor">#include &lt;dirent.h&gt;</span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">#include &lt;assert.h&gt;</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor">#include &lt;errno.h&gt;</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor">#include &lt;err.h&gt;</span></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="preprocessor">#include &lt;inttypes.h&gt;</span></div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor">#include &lt;pthread.h&gt;</span></div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="preprocessor">#include &lt;sys/file.h&gt;</span></div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor">#include &lt;sys/xattr.h&gt;</span></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="comment">/* We are re-using pointers to our `struct lo_inode` and `struct</span></div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="comment">   lo_dirp` elements as inodes. This means that we must be able to</span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="comment">   store uintptr_t values in a fuse_ino_t variable. The following</span></div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="comment">   incantation checks this condition at compile time. */</span></div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="preprocessor">#if defined(__GNUC__) &amp;&amp; (__GNUC__ &gt; 4 || __GNUC__ == 4 &amp;&amp; __GNUC_MINOR__ &gt;= 6) &amp;&amp; !defined __cplusplus</span></div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;_Static_assert(<span class="keyword">sizeof</span>(<a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a>) &gt;= <span class="keyword">sizeof</span>(uintptr_t),</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;               <span class="stringliteral">&quot;fuse_ino_t too small to hold uintptr_t values!&quot;</span>);</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="keyword">struct </span>_uintptr_to_must_hold_fuse_ino_t_dummy_struct \</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        { <span class="keywordtype">unsigned</span> _uintptr_to_must_hold_fuse_ino_t:</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;                        ((<span class="keyword">sizeof</span>(<a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a>) &gt;= <span class="keyword">sizeof</span>(uintptr_t)) ? 1 : -1); };</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="keyword">struct </span>lo_inode {</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;        <span class="keyword">struct </span>lo_inode *next; <span class="comment">/* protected by lo-&gt;mutex */</span></div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;        <span class="keyword">struct </span>lo_inode *prev; <span class="comment">/* protected by lo-&gt;mutex */</span></div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;        <span class="keywordtype">int</span> fd;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;        <span class="keywordtype">bool</span> is_symlink;</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;        ino_t ino;</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        dev_t dev;</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        uint64_t refcount; <span class="comment">/* protected by lo-&gt;mutex */</span></div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;};</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="keyword">enum</span> {</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        CACHE_NEVER,</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        CACHE_NORMAL,</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        CACHE_ALWAYS,</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;};</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;<span class="keyword">struct </span>lo_data {</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;        pthread_mutex_t mutex;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;        <span class="keywordtype">int</span> debug;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        <span class="keywordtype">int</span> writeback;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <span class="keywordtype">int</span> flock;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;        <span class="keywordtype">int</span> xattr;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        <span class="keyword">const</span> <span class="keywordtype">char</span> *source;</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;        <span class="keywordtype">double</span> timeout;</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        <span class="keywordtype">int</span> cache;</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;        <span class="keywordtype">int</span> timeout_set;</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        <span class="keyword">struct </span>lo_inode root; <span class="comment">/* protected by lo-&gt;mutex */</span></div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;};</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__opt.html">fuse_opt</a> lo_opts[] = {</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;        { <span class="stringliteral">&quot;writeback&quot;</span>,</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, writeback), 1 },</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        { <span class="stringliteral">&quot;no_writeback&quot;</span>,</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, writeback), 0 },</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        { <span class="stringliteral">&quot;source=%s&quot;</span>,</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, source), 0 },</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        { <span class="stringliteral">&quot;flock&quot;</span>,</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, flock), 1 },</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        { <span class="stringliteral">&quot;no_flock&quot;</span>,</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, flock), 0 },</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        { <span class="stringliteral">&quot;xattr&quot;</span>,</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, xattr), 1 },</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;        { <span class="stringliteral">&quot;no_xattr&quot;</span>,</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, xattr), 0 },</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        { <span class="stringliteral">&quot;timeout=%lf&quot;</span>,</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, timeout), 0 },</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;        { <span class="stringliteral">&quot;timeout=&quot;</span>,</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, timeout_set), 1 },</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;        { <span class="stringliteral">&quot;cache=never&quot;</span>,</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, cache), CACHE_NEVER },</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        { <span class="stringliteral">&quot;cache=auto&quot;</span>,</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, cache), CACHE_NORMAL },</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;        { <span class="stringliteral">&quot;cache=always&quot;</span>,</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;          offsetof(<span class="keyword">struct</span> lo_data, cache), CACHE_ALWAYS },</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        <a class="code" href="fuse__opt_8h.html#aca35962e17d189ceb5447f8eea11bd33">FUSE_OPT_END</a></div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;};</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>lo_data *lo_data(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req)</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;{</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> lo_data *) <a class="code" href="fuse__lowlevel_8h.html#aab00273c65d124e44abcf2374f9c504b">fuse_req_userdata</a>(req);</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;}</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>lo_inode *lo_inode(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;{</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;        <span class="keywordflow">if</span> (ino == <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>)</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;                <span class="keywordflow">return</span> &amp;lo_data(req)-&gt;root;</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;                <span class="keywordflow">return</span> (<span class="keyword">struct</span> lo_inode *) (uintptr_t) ino;</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;}</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> lo_fd(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;{</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;        <span class="keywordflow">return</span> lo_inode(req, ino)-&gt;fd;</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;}</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;<span class="keyword">static</span> <span class="keywordtype">bool</span> lo_debug(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req)</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;{</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        <span class="keywordflow">return</span> lo_data(req)-&gt;debug != 0;</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;}</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_init(<span class="keywordtype">void</span> *userdata,</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;                    <span class="keyword">struct</span> <a class="code" href="structfuse__conn__info.html">fuse_conn_info</a> *conn)</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;{</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        <span class="keyword">struct </span>lo_data *lo = (<span class="keyword">struct </span>lo_data*) userdata;</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        <span class="keywordflow">if</span>(conn-&gt;<a class="code" href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">capable</a> &amp; <a class="code" href="fuse__common_8h.html#a7686c11aaf80382189927b10b848d8c8">FUSE_CAP_EXPORT_SUPPORT</a>)</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> |= <a class="code" href="fuse__common_8h.html#a7686c11aaf80382189927b10b848d8c8">FUSE_CAP_EXPORT_SUPPORT</a>;</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;        <span class="keywordflow">if</span> (lo-&gt;writeback &amp;&amp;</div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;            conn-&gt;<a class="code" href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">capable</a> &amp; <a class="code" href="fuse__common_8h.html#a4839fce31097f4b4da7a1f01169228fa">FUSE_CAP_WRITEBACK_CACHE</a>) {</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;                <span class="keywordflow">if</span> (lo-&gt;debug)</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;lo_init: activating writeback\n&quot;</span>);</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> |= <a class="code" href="fuse__common_8h.html#a4839fce31097f4b4da7a1f01169228fa">FUSE_CAP_WRITEBACK_CACHE</a>;</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;        }</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;        <span class="keywordflow">if</span> (lo-&gt;flock &amp;&amp; conn-&gt;<a class="code" href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">capable</a> &amp; <a class="code" href="fuse__common_8h.html#afd06393448dbb60668f5a3bf0006f536">FUSE_CAP_FLOCK_LOCKS</a>) {</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;                <span class="keywordflow">if</span> (lo-&gt;debug)</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;lo_init: activating flock locks\n&quot;</span>);</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> |= <a class="code" href="fuse__common_8h.html#afd06393448dbb60668f5a3bf0006f536">FUSE_CAP_FLOCK_LOCKS</a>;</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;        }</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;}</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_getattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;                             <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;{</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        <span class="keyword">struct </span>stat buf;</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;        (void) fi;</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;        res = fstatat(lo_fd(req, ino), <span class="stringliteral">&quot;&quot;</span>, &amp;buf, AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;        <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad28378dc569019c32acdb4995d70be18">fuse_reply_attr</a>(req, &amp;buf, lo-&gt;timeout);</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;}</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> utimensat_empty_nofollow(<span class="keyword">struct</span> lo_inode *inode,</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;                                    <span class="keyword">const</span> <span class="keyword">struct</span> timespec *tv)</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;{</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;        <span class="keywordtype">char</span> procname[64];</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;                res = utimensat(inode-&gt;fd, <span class="stringliteral">&quot;&quot;</span>, tv,</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;                                AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;                <span class="keywordflow">if</span> (res == -1 &amp;&amp; errno == EINVAL) {</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;                        <span class="comment">/* Sorry, no race free way to set times on symlink. */</span></div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;                        errno = EPERM;</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                }</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;        }</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;        <span class="keywordflow">return</span> utimensat(AT_FDCWD, procname, tv, 0);</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;}</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_setattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> stat *attr,</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;                       <span class="keywordtype">int</span> valid, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;{</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;        <span class="keywordtype">int</span> saverr;</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;        <span class="keywordtype">char</span> procname[64];</div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;        <span class="keywordtype">int</span> ifd = inode-&gt;fd;</div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;</div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;        <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_MODE) {</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;                <span class="keywordflow">if</span> (fi) {</div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;                        res = fchmod(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, attr-&gt;st_mode);</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;                        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, ifd);</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;                        res = chmod(procname, attr-&gt;st_mode);</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;                }</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;                <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;        }</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;        <span class="keywordflow">if</span> (valid &amp; (FUSE_SET_ATTR_UID | FUSE_SET_ATTR_GID)) {</div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;                uid_t uid = (valid &amp; FUSE_SET_ATTR_UID) ?</div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;                        attr-&gt;st_uid : (uid_t) -1;</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;                gid_t gid = (valid &amp; FUSE_SET_ATTR_GID) ?</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;                        attr-&gt;st_gid : (gid_t) -1;</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;                res = fchownat(ifd, <span class="stringliteral">&quot;&quot;</span>, uid, gid,</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;                               AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;                <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;        }</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;        <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_SIZE) {</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;                <span class="keywordflow">if</span> (fi) {</div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;                        res = ftruncate(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, attr-&gt;st_size);</div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;                        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, ifd);</div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;                        res = truncate(procname, attr-&gt;st_size);</div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;                }</div><div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;                <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;        }</div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;        <span class="keywordflow">if</span> (valid &amp; (FUSE_SET_ATTR_ATIME | FUSE_SET_ATTR_MTIME)) {</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;                <span class="keyword">struct </span>timespec tv[2];</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;</div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;                tv[0].tv_sec = 0;</div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;                tv[1].tv_sec = 0;</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;                tv[0].tv_nsec = UTIME_OMIT;</div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;                tv[1].tv_nsec = UTIME_OMIT;</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;</div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;                <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_ATIME_NOW)</div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;                        tv[0].tv_nsec = UTIME_NOW;</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;                <span class="keywordflow">else</span> <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_ATIME)</div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;                        tv[0] = attr-&gt;st_atim;</div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;</div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;                <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_MTIME_NOW)</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;                        tv[1].tv_nsec = UTIME_NOW;</div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;                <span class="keywordflow">else</span> <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_MTIME)</div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;                        tv[1] = attr-&gt;st_mtim;</div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;</div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;                <span class="keywordflow">if</span> (fi)</div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;                        res = futimens(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, tv);</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;                <span class="keywordflow">else</span></div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;                        res = utimensat_empty_nofollow(inode, tv);</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;                <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;        }</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;</div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;        <span class="keywordflow">return</span> lo_getattr(req, ino, fi);</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;</div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;out_err:</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;        saverr = errno;</div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;}</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;</div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>lo_inode *lo_find(<span class="keyword">struct</span> lo_data *lo, <span class="keyword">struct</span> stat *st)</div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;{</div><div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;        <span class="keyword">struct </span>lo_inode *p;</div><div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;        <span class="keyword">struct </span>lo_inode *ret = NULL;</div><div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;</div><div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;        pthread_mutex_lock(&amp;lo-&gt;mutex);</div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;        <span class="keywordflow">for</span> (p = lo-&gt;root.next; p != &amp;lo-&gt;root; p = p-&gt;next) {</div><div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;                <span class="keywordflow">if</span> (p-&gt;ino == st-&gt;st_ino &amp;&amp; p-&gt;dev == st-&gt;st_dev) {</div><div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;                        assert(p-&gt;refcount &gt; 0);</div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;                        ret = p;</div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;                        ret-&gt;refcount++;</div><div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;                }</div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;        }</div><div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;        pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;        <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;}</div><div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;</div><div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> lo_do_lookup(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;                         <span class="keyword">struct</span> <a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> *e)</div><div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;{</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;        <span class="keywordtype">int</span> newfd;</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;        <span class="keywordtype">int</span> saverr;</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;        <span class="keyword">struct </span>lo_inode *inode;</div><div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;</div><div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;        memset(e, 0, <span class="keyword">sizeof</span>(*e));</div><div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;        e-&gt;<a class="code" href="structfuse__entry__param.html#aa797a9f4152cae506ba479af8bbe2eb7">attr_timeout</a> = lo-&gt;timeout;</div><div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;        e-&gt;<a class="code" href="structfuse__entry__param.html#a281b39b72e7ec574ba40d7341fd22c1d">entry_timeout</a> = lo-&gt;timeout;</div><div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;</div><div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;        newfd = openat(lo_fd(req, parent), name, O_PATH | O_NOFOLLOW);</div><div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;        <span class="keywordflow">if</span> (newfd == -1)</div><div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;                <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;</div><div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;        res = fstatat(newfd, <span class="stringliteral">&quot;&quot;</span>, &amp;e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>, AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;        <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;                <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;</div><div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;        inode = lo_find(lo_data(req), &amp;e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>);</div><div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;        <span class="keywordflow">if</span> (inode) {</div><div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;                close(newfd);</div><div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;                newfd = -1;</div><div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;                <span class="keyword">struct </span>lo_inode *prev, *next;</div><div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;</div><div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;                saverr = ENOMEM;</div><div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;                inode = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> lo_inode));</div><div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;                <span class="keywordflow">if</span> (!inode)</div><div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;</div><div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;                inode-&gt;is_symlink = S_ISLNK(e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_mode);</div><div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;                inode-&gt;refcount = 1;</div><div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;                inode-&gt;fd = newfd;</div><div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;                inode-&gt;ino = e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_ino;</div><div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;                inode-&gt;dev = e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_dev;</div><div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;</div><div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;                pthread_mutex_lock(&amp;lo-&gt;mutex);</div><div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;                prev = &amp;lo-&gt;root;</div><div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;                next = prev-&gt;next;</div><div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;                next-&gt;prev = inode;</div><div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;                inode-&gt;next = next;</div><div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;                inode-&gt;prev = prev;</div><div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;                prev-&gt;next = inode;</div><div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;                pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;        }</div><div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;        e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> = (uintptr_t) inode;</div><div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;</div><div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;  %lli/%s -&gt; %lli\n&quot;</span>,</div><div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) parent, name, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> long) e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>);</div><div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;</div><div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;</div><div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;out_err:</div><div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;        saverr = errno;</div><div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;        <span class="keywordflow">if</span> (newfd != -1)</div><div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;                close(newfd);</div><div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;        <span class="keywordflow">return</span> saverr;</div><div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;}</div><div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;</div><div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_lookup(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;{</div><div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;</div><div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_lookup(parent=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s)\n&quot;</span>,</div><div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;                        parent, name);</div><div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;</div><div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;        err = lo_do_lookup(req, parent, name, &amp;e);</div><div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;        <span class="keywordflow">if</span> (err)</div><div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, err);</div><div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a>(req, &amp;e);</div><div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;}</div><div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;</div><div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_mknod_symlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">char</span> *name, mode_t mode, dev_t rdev,</div><div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">char</span> *link)</div><div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;{</div><div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;        <span class="keywordtype">int</span> newfd = -1;</div><div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;        <span class="keywordtype">int</span> saverr;</div><div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;        <span class="keyword">struct </span>lo_inode *inode;</div><div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;        <span class="keyword">struct </span>lo_inode *dir = lo_inode(req, parent);</div><div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;</div><div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;        saverr = ENOMEM;</div><div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;        inode = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> lo_inode));</div><div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;        <span class="keywordflow">if</span> (!inode)</div><div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;</div><div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;        <span class="keywordflow">if</span> (S_ISDIR(mode))</div><div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;                res = mkdirat(dir-&gt;fd, name, mode);</div><div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (S_ISLNK(mode))</div><div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;                res = symlinkat(link, dir-&gt;fd, name);</div><div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;                res = mknodat(dir-&gt;fd, name, mode, rdev);</div><div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;        saverr = errno;</div><div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;        <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;</div><div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;        saverr = lo_do_lookup(req, parent, name, &amp;e);</div><div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;        <span class="keywordflow">if</span> (saverr)</div><div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;</div><div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;  %lli/%s -&gt; %lli\n&quot;</span>,</div><div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) parent, name, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>);</div><div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;</div><div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a>(req, &amp;e);</div><div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;        <span class="keywordflow">return</span>;</div><div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;</div><div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;out:</div><div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;        <span class="keywordflow">if</span> (newfd != -1)</div><div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;                close(newfd);</div><div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;        free(inode);</div><div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;}</div><div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;</div><div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_mknod(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;                     <span class="keyword">const</span> <span class="keywordtype">char</span> *name, mode_t mode, dev_t rdev)</div><div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;{</div><div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;        lo_mknod_symlink(req, parent, name, mode, rdev, NULL);</div><div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;}</div><div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;</div><div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_mkdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;                     mode_t mode)</div><div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;{</div><div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;        lo_mknod_symlink(req, parent, name, S_IFDIR | mode, 0, NULL);</div><div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;}</div><div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;</div><div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_symlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keyword">const</span> <span class="keywordtype">char</span> *link,</div><div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;                       <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;{</div><div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;        lo_mknod_symlink(req, parent, name, S_IFLNK, 0, link);</div><div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;}</div><div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;</div><div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> linkat_empty_nofollow(<span class="keyword">struct</span> lo_inode *inode, <span class="keywordtype">int</span> dfd,</div><div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;                                 <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;{</div><div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;        <span class="keywordtype">char</span> procname[64];</div><div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;</div><div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;                res = linkat(inode-&gt;fd, <span class="stringliteral">&quot;&quot;</span>, dfd, name, AT_EMPTY_PATH);</div><div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;                <span class="keywordflow">if</span> (res == -1 &amp;&amp; (errno == ENOENT || errno == EINVAL)) {</div><div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;                        <span class="comment">/* Sorry, no race free way to hard-link a symlink. */</span></div><div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;                        errno = EPERM;</div><div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;                }</div><div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;                <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;        }</div><div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;</div><div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;</div><div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;        <span class="keywordflow">return</span> linkat(AT_FDCWD, procname, dfd, name, AT_SYMLINK_FOLLOW);</div><div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;}</div><div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;</div><div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_link(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;                    <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;{</div><div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;        <span class="keywordtype">int</span> saverr;</div><div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;</div><div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;        memset(&amp;e, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="structfuse__entry__param.html">fuse_entry_param</a>));</div><div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;        e.<a class="code" href="structfuse__entry__param.html#aa797a9f4152cae506ba479af8bbe2eb7">attr_timeout</a> = lo-&gt;timeout;</div><div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;        e.<a class="code" href="structfuse__entry__param.html#a281b39b72e7ec574ba40d7341fd22c1d">entry_timeout</a> = lo-&gt;timeout;</div><div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;</div><div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;        res = linkat_empty_nofollow(inode, lo_fd(req, parent), name);</div><div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;        <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;                <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;</div><div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;        res = fstatat(inode-&gt;fd, <span class="stringliteral">&quot;&quot;</span>, &amp;e.<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>, AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;        <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;                <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;</div><div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;        pthread_mutex_lock(&amp;lo-&gt;mutex);</div><div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;        inode-&gt;refcount++;</div><div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;        pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;        e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> = (uintptr_t) inode;</div><div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;</div><div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;  %lli/%s -&gt; %lli\n&quot;</span>,</div><div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) parent, name,</div><div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> long) e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>);</div><div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;</div><div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a>(req, &amp;e);</div><div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;        <span class="keywordflow">return</span>;</div><div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160;</div><div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;out_err:</div><div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;        saverr = errno;</div><div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;}</div><div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;</div><div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_rmdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;{</div><div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;</div><div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;        res = unlinkat(lo_fd(req, parent), name, AT_REMOVEDIR);</div><div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;</div><div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;}</div><div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;</div><div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_rename(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;                      <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> newparent, <span class="keyword">const</span> <span class="keywordtype">char</span> *newname,</div><div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;                      <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;{</div><div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;</div><div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;        <span class="keywordflow">if</span> (flags) {</div><div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, EINVAL);</div><div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;        }</div><div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;</div><div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;        res = renameat(lo_fd(req, parent), name,</div><div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;                        lo_fd(req, newparent), newname);</div><div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;</div><div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;}</div><div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;</div><div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_unlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;{</div><div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;</div><div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;        res = unlinkat(lo_fd(req, parent), name, 0);</div><div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;</div><div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;}</div><div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;</div><div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> unref_inode(<span class="keyword">struct</span> lo_data *lo, <span class="keyword">struct</span> lo_inode *inode, uint64_t n)</div><div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;{</div><div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160; 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               prev = inode-&gt;prev;</div><div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;                next = inode-&gt;next;</div><div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;                next-&gt;prev = prev;</div><div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;                prev-&gt;next = next;</div><div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;</div><div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;                pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;                close(inode-&gt;fd);</div><div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;                free(inode);</div><div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;</div><div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;                pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;        }</div><div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;}</div><div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;</div><div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_forget_one(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, uint64_t nlookup)</div><div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;{</div><div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;</div><div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;  forget %lli %lli -%lli\n&quot;</span>,</div><div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) ino,</div><div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) inode-&gt;refcount,</div><div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) nlookup);</div><div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;        }</div><div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;</div><div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;        unref_inode(lo, inode, nlookup);</div><div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;}</div><div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;</div><div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_forget(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, uint64_t nlookup)</div><div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;{</div><div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;        lo_forget_one(req, ino, nlookup);</div><div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a85ae91390a6704dc26f8d80fed7d5678">fuse_reply_none</a>(req);</div><div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;}</div><div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;</div><div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_forget_multi(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keywordtype">size_t</span> count,</div><div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;                                <span class="keyword">struct</span> fuse_forget_data *forgets)</div><div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;{</div><div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;        <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;</div><div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;        <span class="keywordflow">for</span> (i = 0; i &lt; count; i++)</div><div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;                lo_forget_one(req, forgets[i].ino, forgets[i].nlookup);</div><div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a85ae91390a6704dc26f8d80fed7d5678">fuse_reply_none</a>(req);</div><div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;}</div><div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;</div><div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_readlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;{</div><div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;        <span class="keywordtype">char</span> buf[PATH_MAX + 1];</div><div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;</div><div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;        res = readlinkat(lo_fd(req, ino), <span class="stringliteral">&quot;&quot;</span>, buf, <span class="keyword">sizeof</span>(buf));</div><div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;        <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;</div><div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;        <span class="keywordflow">if</span> (res == <span class="keyword">sizeof</span>(buf))</div><div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, ENAMETOOLONG);</div><div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;</div><div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;        buf[res] = <span class="charliteral">&#39;\0&#39;</span>;</div><div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;</div><div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a5a5872d7f73f0bd593e00788a4c7bbb7">fuse_reply_readlink</a>(req, buf);</div><div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;}</div><div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;</div><div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;<span class="keyword">struct </span>lo_dirp {</div><div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;        <span class="keywordtype">int</span> fd;</div><div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;        DIR *dp;</div><div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;        <span class="keyword">struct </span>dirent *entry;</div><div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;        off_t offset;</div><div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;};</div><div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;</div><div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>lo_dirp *lo_dirp(<span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;{</div><div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> lo_dirp *) (uintptr_t) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>;</div><div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;}</div><div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;</div><div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_opendir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;{</div><div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;        <span class="keywordtype">int</span> error = ENOMEM;</div><div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;        <span class="keyword">struct </span>lo_dirp *d = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> lo_dirp));</div><div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;        <span class="keywordflow">if</span> (d == NULL)</div><div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;                <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;</div><div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160;        d-&gt;fd = openat(lo_fd(req, ino), <span class="stringliteral">&quot;.&quot;</span>, O_RDONLY);</div><div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;        <span class="keywordflow">if</span> (d-&gt;fd == -1)</div><div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;                <span class="keywordflow">goto</span> out_errno;</div><div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;</div><div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;        d-&gt;dp = fdopendir(d-&gt;fd);</div><div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;        <span class="keywordflow">if</span> (d-&gt;dp == NULL)</div><div class="line"><a name="l00635"></a><span class="lineno">  635</span>&#160;                <span class="keywordflow">goto</span> out_errno;</div><div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;</div><div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;        d-&gt;offset = 0;</div><div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;        d-&gt;entry = NULL;</div><div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;</div><div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;        fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a> = (uintptr_t) d;</div><div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;        <span class="keywordflow">if</span> (lo-&gt;cache == CACHE_ALWAYS)</div><div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;                fi-&gt;<a class="code" href="structfuse__file__info.html#a23a64eaecbf83f99aba8ee79e6de2780">keep_cache</a> = 1;</div><div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a>(req, fi);</div><div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;        <span class="keywordflow">return</span>;</div><div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;</div><div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;out_errno:</div><div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;        error = errno;</div><div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;out_err:</div><div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160;        <span class="keywordflow">if</span> (d) {</div><div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160;                <span class="keywordflow">if</span> (d-&gt;fd != -1)</div><div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160;                        close(d-&gt;fd);</div><div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;                free(d);</div><div class="line"><a name="l00653"></a><span class="lineno">  653</span>&#160;        }</div><div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, error);</div><div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;}</div><div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;</div><div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> is_dot_or_dotdot(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;{</div><div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;        <span class="keywordflow">return</span> name[0] == <span class="charliteral">&#39;.&#39;</span> &amp;&amp; (name[1] == <span class="charliteral">&#39;\0&#39;</span> ||</div><div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;                                  (name[1] == <span class="charliteral">&#39;.&#39;</span> &amp;&amp; name[2] == <span class="charliteral">&#39;\0&#39;</span>));</div><div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;}</div><div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;</div><div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_do_readdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;                          off_t offset, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keywordtype">int</span> plus)</div><div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;{</div><div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;        <span class="keyword">struct </span>lo_dirp *d = lo_dirp(fi);</div><div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;        <span class="keywordtype">char</span> *buf;</div><div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;        <span class="keywordtype">char</span> *p;</div><div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;        <span class="keywordtype">size_t</span> rem = size;</div><div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;</div><div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;        (void) ino;</div><div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;</div><div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;        buf = calloc(1, size);</div><div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;        <span class="keywordflow">if</span> (!buf) {</div><div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;                err = ENOMEM;</div><div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;                <span class="keywordflow">goto</span> error;</div><div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;        }</div><div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;        p = buf;</div><div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;</div><div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160;        <span class="keywordflow">if</span> (offset != d-&gt;offset) {</div><div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;                seekdir(d-&gt;dp, offset);</div><div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160;                d-&gt;entry = NULL;</div><div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160;                d-&gt;offset = offset;</div><div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;        }</div><div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;        <span class="keywordflow">while</span> (1) {</div><div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;                <span class="keywordtype">size_t</span> entsize;</div><div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;                off_t nextoff;</div><div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;                <span class="keyword">const</span> <span class="keywordtype">char</span> *name;</div><div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;</div><div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;                <span class="keywordflow">if</span> (!d-&gt;entry) {</div><div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;                        errno = 0;</div><div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;                        d-&gt;entry = readdir(d-&gt;dp);</div><div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;                        <span class="keywordflow">if</span> (!d-&gt;entry) {</div><div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;                                <span class="keywordflow">if</span> (errno) {  <span class="comment">// Error</span></div><div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;                                        err = errno;</div><div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;                                        <span class="keywordflow">goto</span> error;</div><div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;                                } <span class="keywordflow">else</span> {  <span class="comment">// End of stream</span></div><div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;                                        <span class="keywordflow">break</span>; </div><div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;                                }</div><div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;                        }</div><div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;                }</div><div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;                nextoff = d-&gt;entry-&gt;d_off;</div><div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;                name = d-&gt;entry-&gt;d_name;</div><div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> entry_ino = 0;</div><div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;                <span class="keywordflow">if</span> (plus) {</div><div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;                        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;                        <span class="keywordflow">if</span> (is_dot_or_dotdot(name)) {</div><div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160;                                e = (<span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a>) {</div><div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;                                        .<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_ino = d-&gt;entry-&gt;d_ino,</div><div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;                                        .attr.st_mode = d-&gt;entry-&gt;d_type &lt;&lt; 12,</div><div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;                                };</div><div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;                        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00714"></a><span class="lineno">  714</span>&#160;                                err = lo_do_lookup(req, ino, name, &amp;e);</div><div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160;                                <span class="keywordflow">if</span> (err)</div><div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160;                                        <span class="keywordflow">goto</span> error;</div><div class="line"><a name="l00717"></a><span class="lineno">  717</span>&#160;                                entry_ino = e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>;</div><div class="line"><a name="l00718"></a><span class="lineno">  718</span>&#160;                        }</div><div class="line"><a name="l00719"></a><span class="lineno">  719</span>&#160;</div><div class="line"><a name="l00720"></a><span class="lineno">  720</span>&#160;                        entsize = <a class="code" href="fuse__lowlevel_8h.html#a34f3f1beebacab5f717d95baf832a8a5">fuse_add_direntry_plus</a>(req, p, rem, name,</div><div class="line"><a name="l00721"></a><span class="lineno">  721</span>&#160;                                                         &amp;e, nextoff);</div><div class="line"><a name="l00722"></a><span class="lineno">  722</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00723"></a><span class="lineno">  723</span>&#160;                        <span class="keyword">struct </span>stat st = {</div><div class="line"><a name="l00724"></a><span class="lineno">  724</span>&#160;                                .st_ino = d-&gt;entry-&gt;d_ino,</div><div class="line"><a name="l00725"></a><span class="lineno">  725</span>&#160;                                .st_mode = d-&gt;entry-&gt;d_type &lt;&lt; 12,</div><div class="line"><a name="l00726"></a><span class="lineno">  726</span>&#160;                        };</div><div class="line"><a name="l00727"></a><span class="lineno">  727</span>&#160;                        entsize = <a class="code" href="fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a>(req, p, rem, name,</div><div class="line"><a name="l00728"></a><span class="lineno">  728</span>&#160;                                                    &amp;st, nextoff);</div><div class="line"><a name="l00729"></a><span class="lineno">  729</span>&#160;                }</div><div class="line"><a name="l00730"></a><span class="lineno">  730</span>&#160;                <span class="keywordflow">if</span> (entsize &gt; rem) {</div><div class="line"><a name="l00731"></a><span class="lineno">  731</span>&#160;                        <span class="keywordflow">if</span> (entry_ino != 0) </div><div class="line"><a name="l00732"></a><span class="lineno">  732</span>&#160;                                lo_forget_one(req, entry_ino, 1);</div><div class="line"><a name="l00733"></a><span class="lineno">  733</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00734"></a><span class="lineno">  734</span>&#160;                }</div><div class="line"><a name="l00735"></a><span class="lineno">  735</span>&#160;                </div><div class="line"><a name="l00736"></a><span class="lineno">  736</span>&#160;                p += entsize;</div><div class="line"><a name="l00737"></a><span class="lineno">  737</span>&#160;                rem -= entsize;</div><div class="line"><a name="l00738"></a><span class="lineno">  738</span>&#160;</div><div class="line"><a name="l00739"></a><span class="lineno">  739</span>&#160;                d-&gt;entry = NULL;</div><div class="line"><a name="l00740"></a><span class="lineno">  740</span>&#160;                d-&gt;offset = nextoff;</div><div class="line"><a name="l00741"></a><span class="lineno">  741</span>&#160;        }</div><div class="line"><a name="l00742"></a><span class="lineno">  742</span>&#160;</div><div class="line"><a name="l00743"></a><span class="lineno">  743</span>&#160;    err = 0;</div><div class="line"><a name="l00744"></a><span class="lineno">  744</span>&#160;error:</div><div class="line"><a name="l00745"></a><span class="lineno">  745</span>&#160;    <span class="comment">// If there&#39;s an error, we can only signal it if we haven&#39;t stored</span></div><div class="line"><a name="l00746"></a><span class="lineno">  746</span>&#160;    <span class="comment">// any entries yet - otherwise we&#39;d end up with wrong lookup</span></div><div class="line"><a name="l00747"></a><span class="lineno">  747</span>&#160;    <span class="comment">// counts for the entries that are already in the buffer. So we</span></div><div class="line"><a name="l00748"></a><span class="lineno">  748</span>&#160;    <span class="comment">// return what we&#39;ve collected until that point.</span></div><div class="line"><a name="l00749"></a><span class="lineno">  749</span>&#160;    <span class="keywordflow">if</span> (err &amp;&amp; rem == size)</div><div class="line"><a name="l00750"></a><span class="lineno">  750</span>&#160;            <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, err);</div><div class="line"><a name="l00751"></a><span class="lineno">  751</span>&#160;    <span class="keywordflow">else</span></div><div class="line"><a name="l00752"></a><span class="lineno">  752</span>&#160;            <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, buf, size - rem);</div><div class="line"><a name="l00753"></a><span class="lineno">  753</span>&#160;    free(buf);</div><div class="line"><a name="l00754"></a><span class="lineno">  754</span>&#160;}</div><div class="line"><a name="l00755"></a><span class="lineno">  755</span>&#160;</div><div class="line"><a name="l00756"></a><span class="lineno">  756</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_readdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l00757"></a><span class="lineno">  757</span>&#160;                       off_t offset, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00758"></a><span class="lineno">  758</span>&#160;{</div><div class="line"><a name="l00759"></a><span class="lineno">  759</span>&#160;        lo_do_readdir(req, ino, size, offset, fi, 0);</div><div class="line"><a name="l00760"></a><span class="lineno">  760</span>&#160;}</div><div class="line"><a name="l00761"></a><span class="lineno">  761</span>&#160;</div><div class="line"><a name="l00762"></a><span class="lineno">  762</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_readdirplus(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l00763"></a><span class="lineno">  763</span>&#160;                           off_t offset, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00764"></a><span class="lineno">  764</span>&#160;{</div><div class="line"><a name="l00765"></a><span class="lineno">  765</span>&#160;        lo_do_readdir(req, ino, size, offset, fi, 1);</div><div class="line"><a name="l00766"></a><span class="lineno">  766</span>&#160;}</div><div class="line"><a name="l00767"></a><span class="lineno">  767</span>&#160;</div><div class="line"><a name="l00768"></a><span class="lineno">  768</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_releasedir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00769"></a><span class="lineno">  769</span>&#160;{</div><div class="line"><a name="l00770"></a><span class="lineno">  770</span>&#160;        <span class="keyword">struct </span>lo_dirp *d = lo_dirp(fi);</div><div class="line"><a name="l00771"></a><span class="lineno">  771</span>&#160;        (void) ino;</div><div class="line"><a name="l00772"></a><span class="lineno">  772</span>&#160;        closedir(d-&gt;dp);</div><div class="line"><a name="l00773"></a><span class="lineno">  773</span>&#160;        free(d);</div><div class="line"><a name="l00774"></a><span class="lineno">  774</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, 0);</div><div class="line"><a name="l00775"></a><span class="lineno">  775</span>&#160;}</div><div class="line"><a name="l00776"></a><span class="lineno">  776</span>&#160;</div><div class="line"><a name="l00777"></a><span class="lineno">  777</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_create(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00778"></a><span class="lineno">  778</span>&#160;                      mode_t mode, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00779"></a><span class="lineno">  779</span>&#160;{</div><div class="line"><a name="l00780"></a><span class="lineno">  780</span>&#160;        <span class="keywordtype">int</span> fd;</div><div class="line"><a name="l00781"></a><span class="lineno">  781</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l00782"></a><span class="lineno">  782</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l00783"></a><span class="lineno">  783</span>&#160;</div><div class="line"><a name="l00784"></a><span class="lineno">  784</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line"><a name="l00785"></a><span class="lineno">  785</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_create(parent=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s)\n&quot;</span>,</div><div class="line"><a name="l00786"></a><span class="lineno">  786</span>&#160;                        parent, name);</div><div class="line"><a name="l00787"></a><span class="lineno">  787</span>&#160;</div><div class="line"><a name="l00788"></a><span class="lineno">  788</span>&#160;        fd = openat(lo_fd(req, parent), name,</div><div class="line"><a name="l00789"></a><span class="lineno">  789</span>&#160;                    (fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> | O_CREAT) &amp; ~O_NOFOLLOW, mode);</div><div class="line"><a name="l00790"></a><span class="lineno">  790</span>&#160;        <span class="keywordflow">if</span> (fd == -1)</div><div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160;                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;</div><div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;        fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a> = fd;</div><div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;</div><div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;        err = lo_do_lookup(req, parent, name, &amp;e);</div><div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;        <span class="keywordflow">if</span> (err)</div><div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, err);</div><div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#abea78d22349198f8370d7cb91fbf05ed">fuse_reply_create</a>(req, &amp;e, fi);</div><div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;}</div><div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;</div><div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_fsyncdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> datasync,</div><div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;                        <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;{</div><div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;        <span class="keywordtype">int</span> fd = dirfd(lo_dirp(fi)-&gt;dp);</div><div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;        (void) ino;</div><div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;        <span class="keywordflow">if</span> (datasync)</div><div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;                res = fdatasync(fd);</div><div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;                res = fsync(fd);</div><div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;}</div><div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;</div><div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_open(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;{</div><div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;        <span class="keywordtype">int</span> fd;</div><div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;        <span class="keywordtype">char</span> buf[64];</div><div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;</div><div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_open(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, flags=%d)\n&quot;</span>,</div><div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;                        ino, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>);</div><div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;</div><div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;        <span class="comment">/* With writeback cache, kernel may send read requests even</span></div><div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;<span class="comment">           when userspace opened write-only */</span></div><div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;        <span class="keywordflow">if</span> (lo-&gt;writeback &amp;&amp; (fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp; O_ACCMODE) == O_WRONLY) {</div><div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;                fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp;= ~O_ACCMODE;</div><div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;                fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> |= O_RDWR;</div><div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;        }</div><div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;</div><div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;        <span class="comment">/* With writeback cache, O_APPEND is handled by the kernel.</span></div><div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;<span class="comment">           This breaks atomicity (since the file may change in the</span></div><div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160;<span class="comment">           underlying filesystem, so that the kernel&#39;s idea of the</span></div><div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;<span class="comment">           end of the file isn&#39;t accurate anymore). In this example,</span></div><div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;<span class="comment">           we just accept that. A more rigorous filesystem may want</span></div><div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;<span class="comment">           to return an error here */</span></div><div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;        <span class="keywordflow">if</span> (lo-&gt;writeback &amp;&amp; (fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp; O_APPEND))</div><div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;                fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp;= ~O_APPEND;</div><div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;</div><div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;        sprintf(buf, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, lo_fd(req, ino));</div><div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160;        fd = open(buf, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp; ~O_NOFOLLOW);</div><div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;        <span class="keywordflow">if</span> (fd == -1)</div><div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160;                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;</div><div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160;        fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a> = fd;</div><div class="line"><a name="l00847"></a><span class="lineno">  847</span>&#160;        <span class="keywordflow">if</span> (lo-&gt;cache == CACHE_NEVER)</div><div class="line"><a name="l00848"></a><span class="lineno">  848</span>&#160; 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       (void) ino;</div><div class="line"><a name="l00857"></a><span class="lineno">  857</span>&#160;</div><div class="line"><a name="l00858"></a><span class="lineno">  858</span>&#160;        close(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>);</div><div class="line"><a name="l00859"></a><span class="lineno">  859</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, 0);</div><div class="line"><a name="l00860"></a><span class="lineno">  860</span>&#160;}</div><div class="line"><a name="l00861"></a><span class="lineno">  861</span>&#160;</div><div class="line"><a name="l00862"></a><span class="lineno">  862</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_flush(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00863"></a><span class="lineno">  863</span>&#160;{</div><div class="line"><a name="l00864"></a><span class="lineno">  864</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00865"></a><span class="lineno">  865</span>&#160;        (void) ino;</div><div class="line"><a name="l00866"></a><span class="lineno">  866</span>&#160;        res = close(dup(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>));</div><div class="line"><a name="l00867"></a><span class="lineno">  867</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line"><a name="l00868"></a><span class="lineno">  868</span>&#160;}</div><div class="line"><a name="l00869"></a><span class="lineno">  869</span>&#160;</div><div class="line"><a name="l00870"></a><span class="lineno">  870</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_fsync(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> datasync,</div><div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;                     <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00872"></a><span class="lineno">  872</span>&#160;{</div><div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;        (void) ino;</div><div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;        <span class="keywordflow">if</span> (datasync)</div><div class="line"><a name="l00876"></a><span class="lineno">  876</span>&#160;                res = fdatasync(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>);</div><div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;                res = fsync(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>);</div><div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;}</div><div class="line"><a name="l00881"></a><span class="lineno">  881</span>&#160;</div><div class="line"><a name="l00882"></a><span class="lineno">  882</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_read(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l00883"></a><span class="lineno">  883</span>&#160;                    off_t offset, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00884"></a><span class="lineno">  884</span>&#160;{</div><div class="line"><a name="l00885"></a><span class="lineno">  885</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> buf = FUSE_BUFVEC_INIT(size);</div><div class="line"><a name="l00886"></a><span class="lineno">  886</span>&#160;</div><div class="line"><a name="l00887"></a><span class="lineno">  887</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line"><a name="l00888"></a><span class="lineno">  888</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_read(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, size=%zd, &quot;</span></div><div class="line"><a name="l00889"></a><span class="lineno">  889</span>&#160;                        <span class="stringliteral">&quot;off=%lu)\n&quot;</span>, ino, size, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) offset);</div><div class="line"><a name="l00890"></a><span class="lineno">  890</span>&#160;</div><div class="line"><a name="l00891"></a><span class="lineno">  891</span>&#160;        buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a1928e204554f2d37cb8dac28a8a2f28c">flags</a> = <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b">FUSE_BUF_IS_FD</a> | <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58ad67d5c6075febad0594f06d46d02bfa9">FUSE_BUF_FD_SEEK</a>;</div><div class="line"><a name="l00892"></a><span class="lineno">  892</span>&#160;        buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a62b2ae82904ac4355142984b9dd90d68">fd</a> = fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>;</div><div class="line"><a name="l00893"></a><span class="lineno">  893</span>&#160;        buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a8de23b7869b06b9a9caef6beb7c9e88e">pos</a> = offset;</div><div class="line"><a name="l00894"></a><span class="lineno">  894</span>&#160;</div><div class="line"><a name="l00895"></a><span class="lineno">  895</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a1242694fe0fb6e253a88b57795987302">fuse_reply_data</a>(req, &amp;buf, <a class="code" href="fuse__common_8h.html#aec0ad71a3e8c357ebe7e87cdecbdbe18af239e556066a5d73b3ff542216b157b9">FUSE_BUF_SPLICE_MOVE</a>);</div><div class="line"><a name="l00896"></a><span class="lineno">  896</span>&#160;}</div><div class="line"><a name="l00897"></a><span class="lineno">  897</span>&#160;</div><div class="line"><a name="l00898"></a><span class="lineno">  898</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_write_buf(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l00899"></a><span class="lineno">  899</span>&#160;                         <span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *in_buf, off_t <a class="code" href="structfuse__bufvec.html#a0fbb583168d52562f0f848562ecf63bc">off</a>,</div><div class="line"><a name="l00900"></a><span class="lineno">  900</span>&#160;                         <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00901"></a><span class="lineno">  901</span>&#160;{</div><div class="line"><a name="l00902"></a><span class="lineno">  902</span>&#160;        (void) ino;</div><div class="line"><a name="l00903"></a><span class="lineno">  903</span>&#160;        ssize_t res;</div><div class="line"><a name="l00904"></a><span class="lineno">  904</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> out_buf = FUSE_BUFVEC_INIT(<a class="code" href="fuse__common_8h.html#a4327f41b2fe1ca84151b407169bd86c0">fuse_buf_size</a>(in_buf));</div><div class="line"><a name="l00905"></a><span class="lineno">  905</span>&#160;</div><div class="line"><a name="l00906"></a><span class="lineno">  906</span>&#160;        out_buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a1928e204554f2d37cb8dac28a8a2f28c">flags</a> = <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b">FUSE_BUF_IS_FD</a> | <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58ad67d5c6075febad0594f06d46d02bfa9">FUSE_BUF_FD_SEEK</a>;</div><div class="line"><a name="l00907"></a><span class="lineno">  907</span>&#160;        out_buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a62b2ae82904ac4355142984b9dd90d68">fd</a> = fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>;</div><div class="line"><a name="l00908"></a><span class="lineno">  908</span>&#160;        out_buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a8de23b7869b06b9a9caef6beb7c9e88e">pos</a> = <a class="code" href="structfuse__bufvec.html#a0fbb583168d52562f0f848562ecf63bc">off</a>;</div><div class="line"><a name="l00909"></a><span class="lineno">  909</span>&#160;</div><div class="line"><a name="l00910"></a><span class="lineno">  910</span>&#160; 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                        off_t offset, off_t length, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00935"></a><span class="lineno">  935</span>&#160;{</div><div class="line"><a name="l00936"></a><span class="lineno">  936</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l00937"></a><span class="lineno">  937</span>&#160;        (void) ino;</div><div class="line"><a name="l00938"></a><span class="lineno">  938</span>&#160;</div><div class="line"><a name="l00939"></a><span class="lineno">  939</span>&#160;        <span class="keywordflow">if</span> (mode) {</div><div class="line"><a name="l00940"></a><span class="lineno">  940</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, EOPNOTSUPP);</div><div class="line"><a name="l00941"></a><span class="lineno">  941</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l00942"></a><span class="lineno">  942</span>&#160;        }</div><div class="line"><a name="l00943"></a><span class="lineno">  943</span>&#160;</div><div class="line"><a name="l00944"></a><span class="lineno">  944</span>&#160;        err = posix_fallocate(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, offset, length);</div><div class="line"><a name="l00945"></a><span class="lineno">  945</span>&#160;</div><div class="line"><a name="l00946"></a><span class="lineno">  946</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, err);</div><div class="line"><a name="l00947"></a><span class="lineno">  947</span>&#160;}</div><div class="line"><a name="l00948"></a><span class="lineno">  948</span>&#160;</div><div class="line"><a name="l00949"></a><span class="lineno">  949</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_flock(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi,</div><div class="line"><a name="l00950"></a><span class="lineno">  950</span>&#160;                     <span class="keywordtype">int</span> op)</div><div class="line"><a name="l00951"></a><span class="lineno">  951</span>&#160;{</div><div class="line"><a name="l00952"></a><span class="lineno">  952</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00953"></a><span class="lineno">  953</span>&#160;        (void) ino;</div><div class="line"><a name="l00954"></a><span class="lineno">  954</span>&#160;</div><div class="line"><a name="l00955"></a><span class="lineno">  955</span>&#160;        res = flock(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, op);</div><div class="line"><a name="l00956"></a><span class="lineno">  956</span>&#160;</div><div class="line"><a name="l00957"></a><span class="lineno">  957</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line"><a name="l00958"></a><span class="lineno">  958</span>&#160;}</div><div class="line"><a name="l00959"></a><span class="lineno">  959</span>&#160;</div><div class="line"><a name="l00960"></a><span class="lineno">  960</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_getxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00961"></a><span class="lineno">  961</span>&#160;                        <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l00962"></a><span class="lineno">  962</span>&#160;{</div><div class="line"><a name="l00963"></a><span class="lineno">  963</span>&#160;        <span class="keywordtype">char</span> *value = NULL;</div><div class="line"><a name="l00964"></a><span class="lineno">  964</span>&#160;        <span class="keywordtype">char</span> procname[64];</div><div class="line"><a name="l00965"></a><span class="lineno">  965</span>&#160;        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line"><a name="l00966"></a><span class="lineno">  966</span>&#160;        ssize_t ret;</div><div class="line"><a name="l00967"></a><span class="lineno">  967</span>&#160;        <span class="keywordtype">int</span> saverr;</div><div class="line"><a name="l00968"></a><span class="lineno">  968</span>&#160;</div><div class="line"><a name="l00969"></a><span class="lineno">  969</span>&#160;        saverr = ENOSYS;</div><div class="line"><a name="l00970"></a><span class="lineno">  970</span>&#160;        <span class="keywordflow">if</span> (!lo_data(req)-&gt;xattr)</div><div class="line"><a name="l00971"></a><span class="lineno">  971</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l00972"></a><span class="lineno">  972</span>&#160;</div><div class="line"><a name="l00973"></a><span class="lineno">  973</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line"><a name="l00974"></a><span class="lineno">  974</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_getxattr(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s size=%zd)\n&quot;</span>,</div><div class="line"><a name="l00975"></a><span class="lineno">  975</span>&#160;                        ino, name, size);</div><div class="line"><a name="l00976"></a><span class="lineno">  976</span>&#160;        }</div><div class="line"><a name="l00977"></a><span class="lineno">  977</span>&#160;</div><div class="line"><a name="l00978"></a><span class="lineno">  978</span>&#160;        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line"><a name="l00979"></a><span class="lineno">  979</span>&#160;                <span class="comment">/* Sorry, no race free way to getxattr on symlink. */</span></div><div class="line"><a name="l00980"></a><span class="lineno">  980</span>&#160;                saverr = EPERM;</div><div class="line"><a name="l00981"></a><span class="lineno">  981</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l00982"></a><span class="lineno">  982</span>&#160;        }</div><div class="line"><a name="l00983"></a><span class="lineno">  983</span>&#160;</div><div class="line"><a name="l00984"></a><span class="lineno">  984</span>&#160;        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"><a name="l00985"></a><span class="lineno">  985</span>&#160;</div><div class="line"><a name="l00986"></a><span class="lineno">  986</span>&#160;        <span class="keywordflow">if</span> (size) {</div><div class="line"><a name="l00987"></a><span class="lineno">  987</span>&#160;                value = malloc(size);</div><div class="line"><a name="l00988"></a><span class="lineno">  988</span>&#160;                <span class="keywordflow">if</span> (!value)</div><div class="line"><a name="l00989"></a><span class="lineno">  989</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00990"></a><span class="lineno">  990</span>&#160;</div><div class="line"><a name="l00991"></a><span class="lineno">  991</span>&#160;                ret = getxattr(procname, name, value, size);</div><div class="line"><a name="l00992"></a><span class="lineno">  992</span>&#160;                <span class="keywordflow">if</span> (ret == -1)</div><div class="line"><a name="l00993"></a><span class="lineno">  993</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00994"></a><span class="lineno">  994</span>&#160;                saverr = 0;</div><div class="line"><a name="l00995"></a><span class="lineno">  995</span>&#160;                <span class="keywordflow">if</span> (ret == 0)</div><div class="line"><a name="l00996"></a><span class="lineno">  996</span>&#160;                        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l00997"></a><span class="lineno">  997</span>&#160;</div><div class="line"><a name="l00998"></a><span class="lineno">  998</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, value, ret);</div><div class="line"><a name="l00999"></a><span class="lineno">  999</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160;                ret = getxattr(procname, name, NULL, 0);</div><div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160;                <span class="keywordflow">if</span> (ret == -1)</div><div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160;</div><div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#afed32e5d3e1f54d390103f79ebb8bd42">fuse_reply_xattr</a>(req, ret);</div><div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160;        }</div><div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160;out_free:</div><div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160;        free(value);</div><div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160;        <span class="keywordflow">return</span>;</div><div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>&#160;</div><div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160;out_err:</div><div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160;        saverr = errno;</div><div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160;out:</div><div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>&#160;        <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>&#160;}</div><div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>&#160;</div><div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_listxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>&#160;{</div><div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>&#160;        <span class="keywordtype">char</span> *value = NULL;</div><div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>&#160;        <span class="keywordtype">char</span> procname[64];</div><div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>&#160;        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>&#160;        ssize_t ret;</div><div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>&#160;        <span class="keywordtype">int</span> saverr;</div><div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>&#160;</div><div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>&#160;        saverr = ENOSYS;</div><div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>&#160;        <span class="keywordflow">if</span> (!lo_data(req)-&gt;xattr)</div><div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>&#160;</div><div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_listxattr(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, size=%zd)\n&quot;</span>,</div><div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>&#160;                        ino, size);</div><div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>&#160;        }</div><div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>&#160;</div><div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>&#160;        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>&#160; 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               value = malloc(size);</div><div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>&#160;                <span class="keywordflow">if</span> (!value)</div><div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>&#160;</div><div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>&#160;                ret = listxattr(procname, value, size);</div><div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>&#160;                <span class="keywordflow">if</span> (ret == -1)</div><div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>&#160;                saverr = 0;</div><div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>&#160;                <span class="keywordflow">if</span> (ret == 0)</div><div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>&#160;                        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>&#160;</div><div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, value, ret);</div><div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>&#160;                ret = listxattr(procname, NULL, 0);</div><div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>&#160;                <span class="keywordflow">if</span> (ret == -1)</div><div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>&#160;</div><div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#afed32e5d3e1f54d390103f79ebb8bd42">fuse_reply_xattr</a>(req, ret);</div><div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>&#160;        }</div><div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>&#160;out_free:</div><div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>&#160;        free(value);</div><div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>&#160;        <span class="keywordflow">return</span>;</div><div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>&#160;</div><div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>&#160;out_err:</div><div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>&#160;        saverr = errno;</div><div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>&#160;out:</div><div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>&#160;        <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>&#160;}</div><div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>&#160;</div><div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_setxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">char</span> *value, <span class="keywordtype">size_t</span> size, <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>&#160;{</div><div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>&#160;        <span class="keywordtype">char</span> procname[64];</div><div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>&#160;        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>&#160;        ssize_t ret;</div><div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>&#160;        <span class="keywordtype">int</span> saverr;</div><div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>&#160;</div><div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>&#160;        saverr = ENOSYS;</div><div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>&#160;        <span class="keywordflow">if</span> (!lo_data(req)-&gt;xattr)</div><div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>&#160;</div><div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_setxattr(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s value=%s size=%zd)\n&quot;</span>,</div><div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>&#160;                        ino, name, value, size);</div><div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>&#160;        }</div><div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>&#160;</div><div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>&#160;        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>&#160;                <span class="comment">/* Sorry, no race free way to setxattr on symlink. */</span></div><div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>&#160;                saverr = EPERM;</div><div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>&#160;        }</div><div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>&#160;</div><div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>&#160;        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>&#160;</div><div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>&#160;        ret = setxattr(procname, name, value, size, flags);</div><div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>&#160;        saverr = ret == -1 ? errno : 0;</div><div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>&#160;</div><div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>&#160;out:</div><div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>&#160;}</div><div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>&#160;</div><div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_removexattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>&#160;{</div><div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>&#160;        <span class="keywordtype">char</span> procname[64];</div><div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>&#160;        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>&#160;        ssize_t ret;</div><div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>&#160;        <span class="keywordtype">int</span> saverr;</div><div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>&#160;</div><div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>&#160;        saverr = ENOSYS;</div><div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>&#160;        <span class="keywordflow">if</span> (!lo_data(req)-&gt;xattr)</div><div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>&#160;</div><div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_removexattr(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s)\n&quot;</span>,</div><div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>&#160;                        ino, name);</div><div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>&#160;        }</div><div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>&#160;</div><div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>&#160;        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>&#160;                <span class="comment">/* Sorry, no race free way to setxattr on symlink. */</span></div><div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>&#160;                saverr = EPERM;</div><div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>&#160;        }</div><div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>&#160;</div><div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>&#160;        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>&#160;</div><div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>&#160;        ret = removexattr(procname, name);</div><div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>&#160;        saverr = ret == -1 ? errno : 0;</div><div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>&#160;</div><div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>&#160;out:</div><div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>&#160;}</div><div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>&#160;</div><div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>&#160;<span class="preprocessor">#ifdef HAVE_COPY_FILE_RANGE</span></div><div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lo_copy_file_range(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino_in, off_t off_in,</div><div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>&#160;                               <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi_in,</div><div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>&#160;                               <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino_out, off_t off_out,</div><div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>&#160;                               <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi_out, <span class="keywordtype">size_t</span> len,</div><div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>&#160;                               <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>&#160;{</div><div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>&#160;        ssize_t res;</div><div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>&#160;</div><div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>&#160;        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;lo_copy_file_range(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;/fd=%lu, &quot;</span></div><div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>&#160;                                <span class="stringliteral">&quot;off=%lu, ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;/fd=%lu, &quot;</span></div><div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>&#160;                                <span class="stringliteral">&quot;off=%lu, size=%zd, flags=0x%x)\n&quot;</span>,</div><div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>&#160;                        ino_in, fi_in-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, off_in, ino_out, fi_out-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, off_out,</div><div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>&#160;                        len, flags);</div><div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>&#160;</div><div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>&#160;        res = copy_file_range(fi_in-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, &amp;off_in, fi_out-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, &amp;off_out, len,</div><div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>&#160;                              flags);</div><div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>&#160;        <span class="keywordflow">if</span> (res &lt; 0)</div><div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, -errno);</div><div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#aa3cfa73f61d6ef461ab5a3fbf859eb97">fuse_reply_write</a>(req, res);</div><div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>&#160;}</div><div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>&#160;</div><div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfuse__lowlevel__ops.html">fuse_lowlevel_ops</a> lo_oper = {</div><div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>&#160;        .<a class="code" href="structfuse__lowlevel__ops.html#aa8ed20e1d06c42a386404fba0d3e56b5">init</a>           = lo_init,</div><div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>&#160;        .lookup         = lo_lookup,</div><div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>&#160;        .mkdir          = lo_mkdir,</div><div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>&#160;        .mknod          = lo_mknod,</div><div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>&#160;        .symlink        = lo_symlink,</div><div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>&#160;        .link           = lo_link,</div><div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>&#160;        .unlink         = lo_unlink,</div><div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>&#160;        .rmdir          = lo_rmdir,</div><div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>&#160;        .rename         = lo_rename,</div><div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>&#160;        .forget         = lo_forget,</div><div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>&#160;        .forget_multi   = lo_forget_multi,</div><div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>&#160;        .getattr        = lo_getattr,</div><div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>&#160;        .setattr        = lo_setattr,</div><div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>&#160;        .readlink       = lo_readlink,</div><div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>&#160;        .opendir        = lo_opendir,</div><div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>&#160;        .readdir        = lo_readdir,</div><div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>&#160;        .readdirplus    = lo_readdirplus,</div><div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>&#160;        .releasedir     = lo_releasedir,</div><div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>&#160;        .fsyncdir       = lo_fsyncdir,</div><div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>&#160;        .create         = lo_create,</div><div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>&#160;        .open           = lo_open,</div><div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>&#160;        .release        = lo_release,</div><div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>&#160;        .flush          = lo_flush,</div><div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>&#160;        .fsync          = lo_fsync,</div><div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>&#160;        .read           = lo_read,</div><div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>&#160;        .write_buf      = lo_write_buf,</div><div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>&#160;        .statfs         = lo_statfs,</div><div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>&#160;        .fallocate      = lo_fallocate,</div><div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>&#160;        .flock          = lo_flock,</div><div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>&#160;        .getxattr       = lo_getxattr,</div><div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>&#160;        .listxattr      = lo_listxattr,</div><div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>&#160;        .setxattr       = lo_setxattr,</div><div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>&#160;        .removexattr    = lo_removexattr,</div><div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>&#160;<span class="preprocessor">#ifdef HAVE_COPY_FILE_RANGE</span></div><div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>&#160;        .copy_file_range = lo_copy_file_range,</div><div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>&#160;};</div><div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>&#160;</div><div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>&#160;<span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[])</div><div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>&#160;{</div><div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>&#160; 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       <span class="comment">/* Don&#39;t mask creation mode, kernel already did that */</span></div><div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>&#160;        umask(0);</div><div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>&#160;</div><div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>&#160;        pthread_mutex_init(&amp;lo.mutex, NULL);</div><div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>&#160;        lo.root.next = lo.root.prev = &amp;lo.root;</div><div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>&#160;        lo.root.fd = -1;</div><div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>&#160;        lo.cache = CACHE_NORMAL;</div><div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>&#160;</div><div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="fuse__lowlevel_8h.html#a8421a0cb3b6fb7013c7272c6997d1e08">fuse_parse_cmdline</a>(&amp;args, &amp;opts) != 0)</div><div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>&#160;                <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>&#160;        <span class="keywordflow">if</span> (opts.show_help) {</div><div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>&#160;                printf(<span class="stringliteral">&quot;usage: %s [options] &lt;mountpoint&gt;\n\n&quot;</span>, argv[0]);</div><div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a7235e3a2d1c780d5e0beaee13c81529f">fuse_cmdline_help</a>();</div><div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a990af0becaba1b5e45781d399720f85e">fuse_lowlevel_help</a>();</div><div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>&#160;                ret = 0;</div><div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>&#160;                <span class="keywordflow">goto</span> err_out1;</div><div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (opts.show_version) {</div><div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>&#160;                printf(<span class="stringliteral">&quot;FUSE library version %s\n&quot;</span>, <a class="code" href="fuse__common_8h.html#ac52e27388a7c16eb509173908e5eebd0">fuse_pkgversion</a>());</div><div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#ac6e2d0fde62dcf4f0e57afeabeefd7b1">fuse_lowlevel_version</a>();</div><div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>&#160;                ret = 0;</div><div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>&#160;                <span class="keywordflow">goto</span> err_out1;</div><div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>&#160;        }</div><div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>&#160;</div><div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>&#160;        <span class="keywordflow">if</span>(opts.mountpoint == NULL) {</div><div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>&#160;                printf(<span class="stringliteral">&quot;usage: %s [options] &lt;mountpoint&gt;\n&quot;</span>, argv[0]);</div><div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>&#160;                printf(<span class="stringliteral">&quot;       %s --help\n&quot;</span>, argv[0]);</div><div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>&#160;                ret = 1;</div><div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>&#160;                <span class="keywordflow">goto</span> err_out1;</div><div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>&#160;        }</div><div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>&#160;</div><div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a>(&amp;args, &amp;lo, lo_opts, NULL)== -1)</div><div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>&#160;                <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>&#160;</div><div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>&#160;        lo.debug = opts.debug;</div><div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>&#160;        lo.root.refcount = 2;</div><div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>&#160;        <span class="keywordflow">if</span> (lo.source) {</div><div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>&#160;                <span class="keyword">struct </span>stat stat;</div><div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>&#160;                <span class="keywordtype">int</span> res;</div><div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>&#160;</div><div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>&#160;                res = lstat(lo.source, &amp;stat);</div><div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>&#160;                <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>&#160;                        err(1, <span class="stringliteral">&quot;failed to stat source (\&quot;%s\&quot;)&quot;</span>, lo.source);</div><div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>&#160;                <span class="keywordflow">if</span> (!S_ISDIR(stat.st_mode))</div><div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>&#160;                        errx(1, <span class="stringliteral">&quot;source is not a directory&quot;</span>);</div><div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>&#160;</div><div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>&#160;                lo.source = <span class="stringliteral">&quot;/&quot;</span>;</div><div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>&#160;        }</div><div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>&#160;        lo.root.is_symlink = <span class="keyword">false</span>;</div><div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>&#160;        <span class="keywordflow">if</span> (!lo.timeout_set) {</div><div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>&#160;                <span class="keywordflow">switch</span> (lo.cache) {</div><div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>&#160;                <span class="keywordflow">case</span> CACHE_NEVER:</div><div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>&#160;                        lo.timeout = 0.0;</div><div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>&#160;</div><div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>&#160;                <span class="keywordflow">case</span> CACHE_NORMAL:</div><div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>&#160;                        lo.timeout = 1.0;</div><div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>&#160;</div><div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>&#160;                <span class="keywordflow">case</span> CACHE_ALWAYS:</div><div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>&#160;                        lo.timeout = 86400.0;</div><div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>&#160;                }</div><div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lo.timeout &lt; 0) {</div><div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>&#160;                errx(1, <span class="stringliteral">&quot;timeout is negative (%lf)&quot;</span>, lo.timeout);</div><div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>&#160;        }</div><div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>&#160;</div><div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>&#160;        lo.root.fd = open(lo.source, O_PATH);</div><div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>&#160;        <span class="keywordflow">if</span> (lo.root.fd == -1)</div><div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>&#160;                err(1, <span class="stringliteral">&quot;open(\&quot;%s\&quot;, O_PATH)&quot;</span>, lo.source);</div><div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>&#160;</div><div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>&#160;        se = <a class="code" href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new</a>(&amp;args, &amp;lo_oper, <span class="keyword">sizeof</span>(lo_oper), &amp;lo);</div><div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>&#160;        <span class="keywordflow">if</span> (se == NULL)</div><div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>&#160;            <span class="keywordflow">goto</span> err_out1;</div><div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>&#160;</div><div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="fuse__common_8h.html#a292dccc3c7b1799cb054efa2ba0c774b">fuse_set_signal_handlers</a>(se) != 0)</div><div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>&#160;            <span class="keywordflow">goto</span> err_out2;</div><div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>&#160;</div><div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="fuse__lowlevel_8h.html#aa6d77679a110582684e9ca2da623bbc2">fuse_session_mount</a>(se, opts.mountpoint) != 0)</div><div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>&#160;            <span class="keywordflow">goto</span> err_out3;</div><div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>&#160;</div><div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>&#160;        <a class="code" href="fuse__common_8h.html#af1857d2209952f49a762aff39f3cd8bd">fuse_daemonize</a>(opts.foreground);</div><div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>&#160;</div><div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>&#160; 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               close(lo.root.fd);</div><div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>&#160;</div><div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>&#160;        <span class="keywordflow">return</span> ret ? 1 : 0;</div><div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>&#160;}</div><div class="ttc" id="fuse__lowlevel_8h_html_a08b5503c4e9656f9c4bc88331233cc65"><div class="ttname"><a href="fuse__lowlevel_8h.html#a08b5503c4e9656f9c4bc88331233cc65">fuse_session_destroy</a></div><div class="ttdeci">void fuse_session_destroy(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02621">fuse_lowlevel.c:2621</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a2553c03f9a63c75e609e67f90a3a5d88"><div class="ttname"><a href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a></div><div class="ttdeci">int fuse_reply_err(fuse_req_t req, int err)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00312">fuse_lowlevel.c:312</a></div></div>
<div class="ttc" id="structfuse__bufvec_html_a0fbb583168d52562f0f848562ecf63bc"><div class="ttname"><a href="structfuse__bufvec.html#a0fbb583168d52562f0f848562ecf63bc">fuse_bufvec::off</a></div><div class="ttdeci">size_t off</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00679">fuse_common.h:679</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a9ee52f81d0c63d9bd46b11314ba596cf"><div class="ttname"><a href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new</a></div><div class="ttdeci">struct fuse_session * fuse_session_new(struct fuse_args *args, const struct fuse_lowlevel_ops *op, size_t op_size, void *userdata)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02809">fuse_lowlevel.c:2809</a></div></div>
<div class="ttc" id="structfuse__conn__info_html_a8a1c61f5d7cc14249fb6971165bb958e"><div class="ttname"><a href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">fuse_conn_info::capable</a></div><div class="ttdeci">unsigned capable</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00381">fuse_common.h:381</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a45314d0b92a8d4c9de33d996aa59ada8"><div class="ttname"><a href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fuse_file_info::fh</a></div><div class="ttdeci">uint64_t fh</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00072">fuse_common.h:72</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a5f1e538aa3287e251afbe985438c4249"><div class="ttname"><a href="fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">fuse_session_loop</a></div><div class="ttdeci">int fuse_session_loop(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__loop_8c_source.html#l00019">fuse_loop.c:19</a></div></div>
<div class="ttc" id="structfuse__conn__info_html"><div class="ttname"><a href="structfuse__conn__info.html">fuse_conn_info</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00343">fuse_common.h:343</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a990af0becaba1b5e45781d399720f85e"><div class="ttname"><a href="fuse__lowlevel_8h.html#a990af0becaba1b5e45781d399720f85e">fuse_lowlevel_help</a></div><div class="ttdeci">void fuse_lowlevel_help(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02611">fuse_lowlevel.c:2611</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a03b59a10e62963d9affa34ad78bd144a"><div class="ttname"><a href="structfuse__file__info.html#a03b59a10e62963d9affa34ad78bd144a">fuse_file_info::direct_io</a></div><div class="ttdeci">unsigned int direct_io</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00046">fuse_common.h:46</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b"><div class="ttname"><a href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b">FUSE_BUF_IS_FD</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00555">fuse_common.h:555</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a34f3f1beebacab5f717d95baf832a8a5"><div class="ttname"><a href="fuse__lowlevel_8h.html#a34f3f1beebacab5f717d95baf832a8a5">fuse_add_direntry_plus</a></div><div class="ttdeci">size_t fuse_add_direntry_plus(fuse_req_t req, char *buf, size_t bufsize, const char *name, const struct fuse_entry_param *e, off_t off)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00357">fuse_lowlevel.c:357</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a1242694fe0fb6e253a88b57795987302"><div class="ttname"><a href="fuse__lowlevel_8h.html#a1242694fe0fb6e253a88b57795987302">fuse_reply_data</a></div><div class="ttdeci">int fuse_reply_data(fuse_req_t req, struct fuse_bufvec *bufv, enum fuse_buf_copy_flags flags)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00820">fuse_lowlevel.c:820</a></div></div>
<div class="ttc" id="fuse__common_8h_html_af1857d2209952f49a762aff39f3cd8bd"><div class="ttname"><a href="fuse__common_8h.html#af1857d2209952f49a762aff39f3cd8bd">fuse_daemonize</a></div><div class="ttdeci">int fuse_daemonize(int foreground)</div><div class="ttdef"><b>Definition:</b> <a href="helper_8c_source.html#l00225">helper.c:225</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_aa6d77679a110582684e9ca2da623bbc2"><div class="ttname"><a href="fuse__lowlevel_8h.html#aa6d77679a110582684e9ca2da623bbc2">fuse_session_mount</a></div><div class="ttdeci">int fuse_session_mount(struct fuse_session *se, const char *mountpoint)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02903">fuse_lowlevel.c:2903</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_a539ef1f571c34f516c60c4cbe2901c0e"><div class="ttname"><a href="fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a></div><div class="ttdeci">int fuse_opt_parse(struct fuse_args *args, void *data, const struct fuse_opt opts[], fuse_opt_proc_t proc)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8c_source.html#l00397">fuse_opt.c:397</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a33e2aa4a8905a05397292ae047cd2257"><div class="ttname"><a href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a></div><div class="ttdeci">struct fuse_req * fuse_req_t</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00049">fuse_lowlevel.h:49</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_adcdee37c96ad18380a47cdbe96a323b9"><div class="ttname"><a href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">fuse_entry_param::attr</a></div><div class="ttdeci">struct stat attr</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00091">fuse_lowlevel.h:91</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ad1957bcc8ece8c90f16c42c4daf3053f"><div class="ttname"><a href="fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a></div><div class="ttdeci">size_t fuse_add_direntry(fuse_req_t req, char *buf, size_t bufsize, const char *name, const struct stat *stbuf, off_t off)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00267">fuse_lowlevel.c:267</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_aab00273c65d124e44abcf2374f9c504b"><div class="ttname"><a href="fuse__lowlevel_8h.html#aab00273c65d124e44abcf2374f9c504b">fuse_req_userdata</a></div><div class="ttdeci">void * fuse_req_userdata(fuse_req_t req)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02338">fuse_lowlevel.c:2338</a></div></div>
<div class="ttc" id="fuse__common_8h_html_aec0ad71a3e8c357ebe7e87cdecbdbe18af239e556066a5d73b3ff542216b157b9"><div class="ttname"><a href="fuse__common_8h.html#aec0ad71a3e8c357ebe7e87cdecbdbe18af239e556066a5d73b3ff542216b157b9">FUSE_BUF_SPLICE_MOVE</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00606">fuse_common.h:606</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a23a64eaecbf83f99aba8ee79e6de2780"><div class="ttname"><a href="structfuse__file__info.html#a23a64eaecbf83f99aba8ee79e6de2780">fuse_file_info::keep_cache</a></div><div class="ttdeci">unsigned int keep_cache</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00051">fuse_common.h:51</a></div></div>
<div class="ttc" id="structfuse__entry__param_html"><div class="ttname"><a href="structfuse__entry__param.html">fuse_entry_param</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00059">fuse_lowlevel.h:59</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a7686c11aaf80382189927b10b848d8c8"><div class="ttname"><a href="fuse__common_8h.html#a7686c11aaf80382189927b10b848d8c8">FUSE_CAP_EXPORT_SUPPORT</a></div><div class="ttdeci">#define FUSE_CAP_EXPORT_SUPPORT</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00144">fuse_common.h:144</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_a285ba89754871772d940fa4fb736bce3"><div class="ttname"><a href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">fuse_entry_param::ino</a></div><div class="ttdeci">fuse_ino_t ino</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00067">fuse_lowlevel.h:67</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a8421a0cb3b6fb7013c7272c6997d1e08"><div class="ttname"><a href="fuse__lowlevel_8h.html#a8421a0cb3b6fb7013c7272c6997d1e08">fuse_parse_cmdline</a></div><div class="ttdeci">int fuse_parse_cmdline(struct fuse_args *args, struct fuse_cmdline_opts *opts)</div><div class="ttdef"><b>Definition:</b> <a href="helper_8c_source.html#l00202">helper.c:202</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_afed32e5d3e1f54d390103f79ebb8bd42"><div class="ttname"><a href="fuse__lowlevel_8h.html#afed32e5d3e1f54d390103f79ebb8bd42">fuse_reply_xattr</a></div><div class="ttdeci">int fuse_reply_xattr(fuse_req_t req, size_t count)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00854">fuse_lowlevel.c:854</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a7235e3a2d1c780d5e0beaee13c81529f"><div class="ttname"><a href="fuse__lowlevel_8h.html#a7235e3a2d1c780d5e0beaee13c81529f">fuse_cmdline_help</a></div><div class="ttdeci">void fuse_cmdline_help(void)</div><div class="ttdef"><b>Definition:</b> <a href="helper_8c_source.html#l00129">helper.c:129</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a672c45e126cd240f4bcd59bf9b7e3708"><div class="ttname"><a href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a></div><div class="ttdeci">int fuse_reply_entry(fuse_req_t req, const struct fuse_entry_param *e)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00399">fuse_lowlevel.c:399</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a292dccc3c7b1799cb054efa2ba0c774b"><div class="ttname"><a href="fuse__common_8h.html#a292dccc3c7b1799cb054efa2ba0c774b">fuse_set_signal_handlers</a></div><div class="ttdeci">int fuse_set_signal_handlers(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__signals_8c_source.html#l00062">fuse_signals.c:62</a></div></div>
<div class="ttc" id="structfuse__buf_html_a8de23b7869b06b9a9caef6beb7c9e88e"><div class="ttname"><a href="structfuse__buf.html#a8de23b7869b06b9a9caef6beb7c9e88e">fuse_buf::pos</a></div><div class="ttdeci">off_t pos</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00654">fuse_common.h:654</a></div></div>
<div class="ttc" id="fuse__common_8h_html_aeb674bbc11074c4fe520b952d6bfdd30"><div class="ttname"><a href="fuse__common_8h.html#aeb674bbc11074c4fe520b952d6bfdd30">fuse_remove_signal_handlers</a></div><div class="ttdeci">void fuse_remove_signal_handlers(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__signals_8c_source.html#l00079">fuse_signals.c:79</a></div></div>
<div class="ttc" id="structfuse__file__info_html"><div class="ttname"><a href="structfuse__file__info.html">fuse_file_info</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00037">fuse_common.h:37</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ac6e2d0fde62dcf4f0e57afeabeefd7b1"><div class="ttname"><a href="fuse__lowlevel_8h.html#ac6e2d0fde62dcf4f0e57afeabeefd7b1">fuse_lowlevel_version</a></div><div class="ttdeci">void fuse_lowlevel_version(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02604">fuse_lowlevel.c:2604</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a85ae91390a6704dc26f8d80fed7d5678"><div class="ttname"><a href="fuse__lowlevel_8h.html#a85ae91390a6704dc26f8d80fed7d5678">fuse_reply_none</a></div><div class="ttdeci">void fuse_reply_none(fuse_req_t req)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00317">fuse_lowlevel.c:317</a></div></div>
<div class="ttc" id="structfuse__file__info_html_ae7d31802727be19670193a411647bca5"><div class="ttname"><a href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">fuse_file_info::flags</a></div><div class="ttdeci">int flags</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00039">fuse_common.h:39</a></div></div>
<div class="ttc" id="structfuse__bufvec_html"><div class="ttname"><a href="structfuse__bufvec.html">fuse_bufvec</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00665">fuse_common.h:665</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_a2cdf272429ab3869a5162976141b287d"><div class="ttname"><a href="fuse__opt_8h.html#a2cdf272429ab3869a5162976141b287d">fuse_opt_free_args</a></div><div class="ttdeci">void fuse_opt_free_args(struct fuse_args *args)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8c_source.html#l00033">fuse_opt.c:33</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ad28378dc569019c32acdb4995d70be18"><div class="ttname"><a href="fuse__lowlevel_8h.html#ad28378dc569019c32acdb4995d70be18">fuse_reply_attr</a></div><div class="ttdeci">int fuse_reply_attr(fuse_req_t req, const struct stat *attr, double attr_timeout)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00431">fuse_lowlevel.c:431</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a6c10d942751ddb214863a8b5e53de5e8"><div class="ttname"><a href="fuse__lowlevel_8h.html#a6c10d942751ddb214863a8b5e53de5e8">fuse_session_unmount</a></div><div class="ttdeci">void fuse_session_unmount(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02958">fuse_lowlevel.c:2958</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_aca35962e17d189ceb5447f8eea11bd33"><div class="ttname"><a href="fuse__opt_8h.html#aca35962e17d189ceb5447f8eea11bd33">FUSE_OPT_END</a></div><div class="ttdeci">#define FUSE_OPT_END</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00104">fuse_opt.h:104</a></div></div>
<div class="ttc" id="structfuse__buf_html_a1928e204554f2d37cb8dac28a8a2f28c"><div class="ttname"><a href="structfuse__buf.html#a1928e204554f2d37cb8dac28a8a2f28c">fuse_buf::flags</a></div><div class="ttdeci">enum fuse_buf_flags flags</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00633">fuse_common.h:633</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_aa1d95ec3ca674253baac3639ea10f0ff"><div class="ttname"><a href="fuse__lowlevel_8h.html#aa1d95ec3ca674253baac3639ea10f0ff">fuse_reply_statfs</a></div><div class="ttdeci">int fuse_reply_statfs(fuse_req_t req, const struct statvfs *stbuf)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00842">fuse_lowlevel.c:842</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a14d7299559cf05272b838cfc6388ef91"><div class="ttname"><a href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a></div><div class="ttdeci">#define FUSE_ROOT_ID</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00043">fuse_lowlevel.h:43</a></div></div>
<div class="ttc" id="fuse__common_8h_html_afd06393448dbb60668f5a3bf0006f536"><div class="ttname"><a href="fuse__common_8h.html#afd06393448dbb60668f5a3bf0006f536">FUSE_CAP_FLOCK_LOCKS</a></div><div class="ttdeci">#define FUSE_CAP_FLOCK_LOCKS</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00190">fuse_common.h:190</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ad119a72f00b4cd2e4a500fd3364ae1e2"><div class="ttname"><a href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a></div><div class="ttdeci">uint64_t fuse_ino_t</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00046">fuse_lowlevel.h:46</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_abea78d22349198f8370d7cb91fbf05ed"><div class="ttname"><a href="fuse__lowlevel_8h.html#abea78d22349198f8370d7cb91fbf05ed">fuse_reply_create</a></div><div class="ttdeci">int fuse_reply_create(fuse_req_t req, const struct fuse_entry_param *e, const struct fuse_file_info *fi)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00415">fuse_lowlevel.c:415</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_aa3cfa73f61d6ef461ab5a3fbf859eb97"><div class="ttname"><a href="fuse__lowlevel_8h.html#aa3cfa73f61d6ef461ab5a3fbf859eb97">fuse_reply_write</a></div><div class="ttdeci">int fuse_reply_write(fuse_req_t req, size_t count)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00460">fuse_lowlevel.c:460</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a4839fce31097f4b4da7a1f01169228fa"><div class="ttname"><a href="fuse__common_8h.html#a4839fce31097f4b4da7a1f01169228fa">FUSE_CAP_WRITEBACK_CACHE</a></div><div class="ttdeci">#define FUSE_CAP_WRITEBACK_CACHE</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00266">fuse_common.h:266</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a170f8c6b953d70928e83bcecee43bfdc"><div class="ttname"><a href="fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a></div><div class="ttdeci">int fuse_reply_open(fuse_req_t req, const struct fuse_file_info *fi)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00451">fuse_lowlevel.c:451</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html"><div class="ttname"><a href="fuse__lowlevel_8h.html">fuse_lowlevel.h</a></div></div>
<div class="ttc" id="structfuse__lowlevel__ops_html"><div class="ttname"><a href="structfuse__lowlevel__ops.html">fuse_lowlevel_ops</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00175">fuse_lowlevel.h:175</a></div></div>
<div class="ttc" id="structfuse__bufvec_html_a754caca61fdf8107d28b510505a033bb"><div class="ttname"><a href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">fuse_bufvec::buf</a></div><div class="ttdeci">struct fuse_buf buf[1]</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00684">fuse_common.h:684</a></div></div>
<div class="ttc" id="structfuse__opt_html"><div class="ttname"><a href="structfuse__opt.html">fuse_opt</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00077">fuse_opt.h:77</a></div></div>
<div class="ttc" id="structfuse__conn__info_html_af45de81548b591f3004353a324e4e04d"><div class="ttname"><a href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">fuse_conn_info::want</a></div><div class="ttdeci">unsigned want</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00389">fuse_common.h:389</a></div></div>
<div class="ttc" id="structfuse__args_html"><div class="ttname"><a href="structfuse__args.html">fuse_args</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00109">fuse_opt.h:109</a></div></div>
<div class="ttc" id="fuse__common_8h_html_ac52e27388a7c16eb509173908e5eebd0"><div class="ttname"><a href="fuse__common_8h.html#ac52e27388a7c16eb509173908e5eebd0">fuse_pkgversion</a></div><div class="ttdeci">const char * fuse_pkgversion(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l05071">fuse.c:5071</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_a9bea40fe56b18be9aa110185ab7387ed"><div class="ttname"><a href="fuse__opt_8h.html#a9bea40fe56b18be9aa110185ab7387ed">FUSE_ARGS_INIT</a></div><div class="ttdeci">#define FUSE_ARGS_INIT(argc, argv)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00123">fuse_opt.h:123</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a5e36b839c4dbf0439bd85b61c7213a58ad67d5c6075febad0594f06d46d02bfa9"><div class="ttname"><a href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58ad67d5c6075febad0594f06d46d02bfa9">FUSE_BUF_FD_SEEK</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00564">fuse_common.h:564</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a4327f41b2fe1ca84151b407169bd86c0"><div class="ttname"><a href="fuse__common_8h.html#a4327f41b2fe1ca84151b407169bd86c0">fuse_buf_size</a></div><div class="ttdeci">size_t fuse_buf_size(const struct fuse_bufvec *bufv)</div><div class="ttdef"><b>Definition:</b> <a href="buffer_8c_source.html#l00022">buffer.c:22</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a9ca301390fb5e85b85153abb1891a3f7"><div class="ttname"><a href="fuse__common_8h.html#a9ca301390fb5e85b85153abb1891a3f7">fuse_buf_copy</a></div><div class="ttdeci">ssize_t fuse_buf_copy(struct fuse_bufvec *dst, struct fuse_bufvec *src, enum fuse_buf_copy_flags flags)</div><div class="ttdef"><b>Definition:</b> <a href="buffer_8c_source.html#l00281">buffer.c:281</a></div></div>
<div class="ttc" id="structfuse__buf_html_afb58c1e18f434d1d4edb784d00e2e13d"><div class="ttname"><a href="structfuse__buf.html#afb58c1e18f434d1d4edb784d00e2e13d">fuse_buf::size</a></div><div class="ttdeci">size_t size</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00628">fuse_common.h:628</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_a281b39b72e7ec574ba40d7341fd22c1d"><div class="ttname"><a href="structfuse__entry__param.html#a281b39b72e7ec574ba40d7341fd22c1d">fuse_entry_param::entry_timeout</a></div><div class="ttdeci">double entry_timeout</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00103">fuse_lowlevel.h:103</a></div></div>
<div class="ttc" id="structfuse__buf_html_a62b2ae82904ac4355142984b9dd90d68"><div class="ttname"><a href="structfuse__buf.html#a62b2ae82904ac4355142984b9dd90d68">fuse_buf::fd</a></div><div class="ttdeci">int fd</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00647">fuse_common.h:647</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_aa797a9f4152cae506ba479af8bbe2eb7"><div class="ttname"><a href="structfuse__entry__param.html#aa797a9f4152cae506ba479af8bbe2eb7">fuse_entry_param::attr_timeout</a></div><div class="ttdeci">double attr_timeout</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00097">fuse_lowlevel.h:97</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a5a5872d7f73f0bd593e00788a4c7bbb7"><div class="ttname"><a href="fuse__lowlevel_8h.html#a5a5872d7f73f0bd593e00788a4c7bbb7">fuse_reply_readlink</a></div><div class="ttdeci">int fuse_reply_readlink(fuse_req_t req, const char *link)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00446">fuse_lowlevel.c:446</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a300a88b63ab7c8ca92853a97486448c0"><div class="ttname"><a href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a></div><div class="ttdeci">int fuse_reply_buf(fuse_req_t req, const char *buf, size_t size)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00470">fuse_lowlevel.c:470</a></div></div>
<div class="ttc" id="structfuse__lowlevel__ops_html_aa8ed20e1d06c42a386404fba0d3e56b5"><div class="ttname"><a href="structfuse__lowlevel__ops.html#aa8ed20e1d06c42a386404fba0d3e56b5">fuse_lowlevel_ops::init</a></div><div class="ttdeci">void(* init)(void *userdata, struct fuse_conn_info *conn)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00192">fuse_lowlevel.h:192</a></div></div>
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